Answers

Add 28/10 and 24/81

1^st number: 2 8/10, 2^nd number: 24/81

28/10 + 24/81 is 418/135.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 81 is 810
   
   Next, find the equivalent fraction of both fractional numbers with denominator 810
2. For the 1st fraction, since 10 × 81 = 810,
   28/10 = 28 × 81/10 × 81 = 2268/810
3. Likewise, for the 2nd fraction, since 81 × 10 = 810,
   24/81 = 24 × 10/81 × 10 = 240/810
4. Add the two like fractions:
   2268/810 + 240/810 = 2268 + 240/810 = 2508/810
5. 2508/810 simplified gives 418/135
6. So, 28/10 + 24/81 = 418/135
   In mixed form: 313/135

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